import axios from 'axios'
import { ElMessage } from 'element-plus'
//引入用户相关的小仓库
import useUserStore from '@/store/modules/user'
//创建axios实例
const request = axios.create({
  //基础路径
  baseURL: '/api',
  //超时时间
  timeout: 5000,
})
//请求拦截器
request.interceptors.request.use((config) => {
  //获取token,token是在登录时获取的,token是指用户的身份信息
  const userStore = useUserStore()
  //请求头添加token
  if (userStore.token) {
    config.headers['Authorization'] = `Bearer ${userStore.token}`;
  }
  return config
})
//响应拦截器
request.interceptors.response.use(
  (response) => {
    
    return response.data
  },
  (error) => {
    //处理网络错误
    let message = ''
    const status = error.response.status
    switch (status) {
      case 401:
        message = 'token过期'
        break
      case 403:
        message = '无权访问'
        break
      case 404:
        message = '请求地址错误'
        break
      case 500:
        message = '服务器出现问题'
        break
      default:
        message = '无网络'
        break
    }
    ElMessage({
      type: 'error',
      message,
    })
    return Promise.reject(error)
  },
)

export default request
